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Isuzu US-IDSS 2024 Diagnostic is a comprehensive tool for the effective maintenance and repair of Isuzu vehicles. It integrates advanced diagnostic features to assist technicians in identifying and resolving issues promptly. This system supports a wide range of Isuzu models, ensuring compatibility with both US and Canadian specifications. Its capabilities include vehicle recognition, fault code analysis, and real-time data access to streamline the diagnostic process.
Isuzu US-IDSS 2024 Diagnostic
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Volvo All Engines (2010 Emissions) Fault Code: SPN 91 FMI 4 PID: Accelerator Pedal Position 1

Volvo All Engines (2010 Emissions) Fault Code: SPN 91 FMI 4 PID: Accelerator Pedal Position 1

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Created by potrace 1.16, written by Peter Selinger 2001-2019 Installation with TeamViewer for free

The pedal message is used to calculate fuel injection.
The J1587 and J1939 serial data lines are used as the standard communication link for on-board vehicle instrumentation, off-board service diagnostics and fleet management.
The (VECU) Vehicle Electronic Control Unit is linked to the Engine Control Module (ECM) via these data lines.

Conditions for diagnostic trouble code (DTC):
1) Open circuit
2) The voltage at pin A17.PB:8 is less than 0.7?V

Observable symptoms
1) The engine does not respond when accelerator pedal is pressed.
2) Missing kick-down effect

Probable cause
1) Connector
2) Supply wire, Open circuit
3) Signal wire, Open circuit
4) Signal wire, Short circuit to ground
5) Accelerator pedal, Sensor

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